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Table representation of search results timeline featuring number of search results per year.
| Year | Number of Results |
|---|---|
| 1948 | 1 |
| 1950 | 1 |
| 1951 | 1 |
| 1957 | 2 |
| 1958 | 1 |
| 1959 | 1 |
| 1963 | 2 |
| 1964 | 4 |
| 1966 | 2 |
| 1967 | 1 |
| 1970 | 1 |
| 1972 | 1 |
| 1973 | 2 |
| 1974 | 1 |
| 1977 | 1 |
| 1978 | 1 |
| 1979 | 1 |
| 1980 | 2 |
| 1981 | 2 |
| 1982 | 4 |
| 1983 | 6 |
| 1984 | 6 |
| 1985 | 12 |
| 1986 | 10 |
| 1987 | 13 |
| 1988 | 16 |
| 1989 | 12 |
| 1990 | 14 |
| 1991 | 17 |
| 1992 | 24 |
| 1993 | 30 |
| 1994 | 25 |
| 1995 | 39 |
| 1996 | 31 |
| 1997 | 50 |
| 1998 | 60 |
| 1999 | 65 |
| 2000 | 68 |
| 2001 | 86 |
| 2002 | 109 |
| 2003 | 152 |
| 2004 | 175 |
| 2005 | 225 |
| 2006 | 253 |
| 2007 | 270 |
| 2008 | 327 |
| 2009 | 363 |
| 2010 | 465 |
| 2011 | 519 |
| 2012 | 578 |
| 2013 | 649 |
| 2014 | 683 |
| 2015 | 754 |
| 2016 | 775 |
| 2017 | 859 |
| 2018 | 910 |
| 2019 | 1009 |
| 2020 | 1256 |
| 2021 | 1423 |
| 2022 | 1630 |
| 2023 | 1589 |
| 2024 | 1232 |